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<?php
/*
* This file is part of the Predis package.
*
* (c) 2009-2020 Daniele Alessandri
* (c) 2021-2023 Till Krüss
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Predis\Command\Traits;
use Predis\Command\Command;
use UnexpectedValueException;
/**
* @mixin Command
*/
trait MinMaxModifier
{
/**
* @var array{string: string}
*/
private $modifierEnum = [
'min' => 'MIN',
'max' => 'MAX',
];
public function resolveModifier(int $offset, array &$arguments): void
{
if ($offset >= count($arguments)) {
$arguments[$offset] = $this->modifierEnum['min'];
return;
}
if (!is_string($arguments[$offset]) || !array_key_exists($arguments[$offset], $this->modifierEnum)) {
throw new UnexpectedValueException('Wrong type of modifier given');
}
$arguments[$offset] = $this->modifierEnum[$arguments[$offset]];
}
}
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